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dc.contributor.authorGerothanassis, I. P.en
dc.date.accessioned2015-11-24T16:50:56Z-
dc.date.available2015-11-24T16:50:56Z-
dc.identifier.issn0006-3525-
dc.identifier.urihttps://olympias.lib.uoi.gr/jspui/handle/123456789/9663-
dc.rightsDefault Licence-
dc.subjecto-17 shieldingen
dc.subjecto-17 line widthsen
dc.subjecthydrogen bondingen
dc.subjectnmr time scaleen
dc.subjectchemical-shiftsen
dc.subjectmodel peptidesen
dc.subjectbeta-turnsen
dc.subjectnmren
dc.subjectspectroscopyen
dc.subjectproteinsen
dc.subjecthydrationen
dc.subjectamidesen
dc.subjectisomersen
dc.subjecttoolen
dc.titleThe O-17-NMR shielding range and shielding time scale and detection of discrete hydrogen-bonded conformational states in peptidesen
heal.typejournalArticle-
heal.type.enJournal articleen
heal.type.elΆρθρο Περιοδικούel
heal.identifier.primaryDoi 10.1002/1097-0282(200109)59:3<125::Aid-Bip1012>3.0.Co;2-A-
heal.identifier.secondary<Go to ISI>://000169783600001-
heal.identifier.secondaryhttp://onlinelibrary.wiley.com/store/10.1002/1097-0282(200109)59:3<125::AID-BIP1012>3.0.CO;2-A/asset/1012_ftp.pdf?v=1&t=hmn3k9s5&s=d9309a24435c4b8697b89e5e5ba39fd9d28835b1-
heal.languageen-
heal.accesscampus-
heal.recordProviderΠανεπιστήμιο Ιωαννίνων. Σχολή Θετικών Επιστημών. Τμήμα Χημείαςel
heal.publicationDate2001-
heal.abstractThe O-17-NMR shielding range and shielding time scale due to hydrogen-bonding interactions in peptides are critically evaluated relative to those of H-1-NMR. Furthermore, the assumptions and conclusions in previous O-17-NMR studies on the detection of discrete conformational states in peptides (V. Tsikaris et al., Biopolymers, 2000, Vol. 53, pp. 135-139) are reconsidered. Consistent examination of the method demonstrates that although O-17 shieldings of peptide oxygens are very sensitive to hydrogen bonding interactions, the O-17-NMR shielding time scale is not advantageous compared to that of H-1-NMR, and thus it is not suitable for the detection of discrete hydrogen-bonded conformational states in peptides. O-17-NMR spectroscopy is prone to interpretation errors due to the formation of O-17-labeled impurities during the synthetic procedures (A. Steinschneider et al., International Journal of Peptide and Protein Research, 1981, Vol. 18 pp. 324-333). (C) 2001 John Wiley & Sons, Inc.en
heal.publisherWiley-Blackwellen
heal.journalNameBiopolymersen
heal.journalTypepeer reviewed-
heal.fullTextAvailabilityTRUE-
Appears in Collections:Άρθρα σε επιστημονικά περιοδικά ( Ανοικτά). ΧΗΜ

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